参考文献:
Al-Awar, Rima Salim Hecker, Kyle Andrew Ray, James Edward Huang, Jianping Joseph, Sajan Li, Tiechao Paal, Michael Rathnachalam, Radhakrishnan Shih, Chuan Waid, Philip Parker Zhou, Xun Zhu, Guoxin Patent: US/96 A1, Location in patent: Page 15 US 96 A1